22231144441 has 16 divisors (see below), whose sum is σ = 24516063936. Its totient is φ = 19990600000.

The previous prime is 22231144361. The next prime is 22231144471. The reversal of 22231144441 is 14444113222.

It is a cyclic number.

It is not a de Polignac number, because 22231144441 - 2¹⁵ = 22231111673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22231144471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1202931 + ... + 1221271.

It is an arithmetic number, because the mean of its divisors is an integer number (1532253996).

Almost surely, 2^22231144441 is an apocalyptic number.

It is an amenable number.

22231144441 is a deficient number, since it is larger than the sum of its proper divisors (2284919495).

22231144441 is a wasteful number, since it uses less digits than its factorization.

22231144441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19544.

The product of its digits is 6144, while the sum is 28.

Adding to 22231144441 its reverse (14444113222), we get a palindrome (36675257663).

The spelling of 22231144441 in words is "twenty-two billion, two hundred thirty-one million, one hundred forty-four thousand, four hundred forty-one".